Quadratic Formulas

What is the quadratic formula?

• 
• 
• 
• 

Factor

x² + 18x + 81                      

• (x + 9)(x – 9)

• (x + 18)²

• (x + 9)²

• (x + 6)²

Which of the following is an example of quadratic equations?

• x + 9 = 0

• x + y =12

• x³ + 5x² - 14 =0

• x² - 2x = 7

Fill in quadratic formula

j

h

d

-b

a^2

-2a

2a

b²-4ac

-b^2-4ac

4ac-b^2

b

b^2+4ac

b^2

Tags

CCSS.MATH.CONTENT.HSN.CN.C.7

CCSS.MATH.CONTENT.HSA.SSE.A.1.b

Mathematical Equivalence

ON

Mathematical Equivalence

ON

Mathematical Equivalence

ON

• -6

• 1

• -40

• -1

• 6

• 40

Mathematical Equivalence

ON